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authorAlexander Barkov <bar@mariadb.org>2017-11-07 21:57:42 +0400
committerAlexander Barkov <bar@mariadb.org>2017-11-07 21:57:42 +0400
commitca695888e00a4bdace1bc2143d91a0a871f39a6b (patch)
tree55682e8170e5c80805f0183aa652915ef8390cea /sql/item_inetfunc.cc
parent6a524fcfdde539c6448aa4126ccb5ed79055b9ce (diff)
downloadmariadb-git-ca695888e00a4bdace1bc2143d91a0a871f39a6b.tar.gz
MDEV-14116 INET6_NTOA output is set as null to varchar(39) variable
Diffstat (limited to 'sql/item_inetfunc.cc')
-rw-r--r--sql/item_inetfunc.cc7
1 files changed, 4 insertions, 3 deletions
diff --git a/sql/item_inetfunc.cc b/sql/item_inetfunc.cc
index 6a09747fa1a..4c4dfa4497b 100644
--- a/sql/item_inetfunc.cc
+++ b/sql/item_inetfunc.cc
@@ -181,7 +181,8 @@ String *Item_func_inet_str_base::val_str_ascii(String *buffer)
return NULL;
}
- String *arg_str= args[0]->val_str(buffer);
+ StringBuffer<STRING_BUFFER_USUAL_SIZE> tmp;
+ String *arg_str= args[0]->val_str(&tmp);
if (!arg_str) // Out-of memory happened. The error has been reported.
{ // Or: the underlying field is NULL
null_value= true;
@@ -679,7 +680,7 @@ static void ipv6_to_str(const in6_addr *ipv6, char *str)
@retval true The string has been converted sucessfully.
*/
-bool Item_func_inet6_aton::calc_value(String *arg, String *buffer)
+bool Item_func_inet6_aton::calc_value(const String *arg, String *buffer)
{
// ipv4-string -> varbinary(4)
// ipv6-string -> varbinary(16)
@@ -719,7 +720,7 @@ bool Item_func_inet6_aton::calc_value(String *arg, String *buffer)
@retval true The string has been converted sucessfully.
*/
-bool Item_func_inet6_ntoa::calc_value(String *arg, String *buffer)
+bool Item_func_inet6_ntoa::calc_value(const String *arg, String *buffer)
{
if (arg->charset() != &my_charset_bin)
return false;